Tufted perennial with very short rhizome. Seed stems are rigid, erect, flat to slightly convex, smooth and shiny, 30–100 cm high, and about 3–8 mm wide; margins usually rough to touch.
Leaves are similar, 3–8 mm wide but much shorter than the stems; sheath reddish or dark grey-brown at base, straw-coloured at apex, rarely all straw-coloured,
Flowers produce a nut about 3–4 mm long, 1.3–2.0 mm diam., pale to dark brown, wrinkled to smooth, shining.
Created on ... May 27, 2009